CN220854416U - Fuel cell test fixture - Google Patents
Fuel cell test fixture Download PDFInfo
- Publication number
- CN220854416U CN220854416U CN202322648051.2U CN202322648051U CN220854416U CN 220854416 U CN220854416 U CN 220854416U CN 202322648051 U CN202322648051 U CN 202322648051U CN 220854416 U CN220854416 U CN 220854416U
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- fuel cell
- hydraulic
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- cell assembly
- bearing plate
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- 239000000446 fuel Substances 0.000 title claims abstract description 113
- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 239000007788 liquid Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 229910052739 hydrogen Inorganic materials 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 238000005056 compaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Fuel Cell (AREA)
Abstract
The utility model provides a fuel cell test fixture, which relates to the technical field of fuel cell fixtures, and comprises a hydraulic bearing plate, a lower fixture positioning member, a hydraulic driving member, a pressing force and a test bench, wherein the hydraulic bearing plate is firstly rotated to a position convenient for installing a fuel cell assembly, the fuel cell assembly is positioned on the base through the lower fixture positioning member on the base, after the fuel cell assembly is positioned and installed, the hydraulic bearing plate is rotated to a position right above the fuel cell assembly, the hydraulic driving member applies the pressing force to the fuel cell assembly, the fuel cell assembly is clamped and tested, when the fuel cell assembly is required to be disassembled after the test, the hydraulic bearing plate is rotated to a position convenient for disassembling the fuel cell assembly, the use is more convenient, the disassembling and assembling time is short, the hydraulic control has the advantages of high applicability and free control, a test bench is not required to provide a high-pressure air source, and the technical problems that the manual assembly operation of the fuel cell test fixture in the prior art is complex, the uniformity of the pressing force cannot be ensured, and the pressing force cannot be flexibly adjusted are solved.
Description
Technical Field
The utility model relates to the technical field of fuel cell clamps, in particular to a fuel cell test clamp.
Background
The fuel cell test fixture refers to a tool or device for clamping and fixing a fuel cell, generally consists of a fixture body and a clamping mechanism, is used for fixing the fuel cell at a specific position to test the discharge performance of the fuel cell, and is necessary test equipment in the research and development process.
The traditional fixture is required to be assembled one by one according to the sequence of the lower end plate, the insulating plate, the cathode flow-collecting plate, the cathode flow-field plate, the membrane electrode, the anode flow-field plate, the anode flow-collecting plate, the insulating plate and the upper end plate when the sample is tested and replaced, and is horizontally positioned through a plurality of bolts after the assembly is completed, and the fixture is pre-tightened firstly and then is respectively screwed diagonally or is compressed by a high-pressure air source.
However, the fixture is usually assembled manually, the operation is complex, the time consumption is long, the uniformity of the pressing force of the membrane electrode cannot be ensured, the pressing force is given by using a high-pressure air source, the high-pressure air source pressing requires an air source supply interface to a test bench, the test bench is required to be high, the air leakage risk exists, the pressing force cannot be flexibly adjusted, the requirement on an operator is high, and the test efficiency and accuracy are affected.
Disclosure of utility model
The utility model aims to provide a fuel cell test fixture, which solves the technical problems that the manual assembly operation of the fuel cell test fixture in the prior art is complex, the uniformity of the pressing force cannot be ensured, and the pressing force cannot be flexibly adjusted.
The utility model provides a fuel cell test fixture, comprising: the hydraulic support plate, the hydraulic driving component, the base and the lower clamp positioning component;
The base is used for supporting a fuel cell assembly, and is provided with the lower clamp positioning member which extends into the fuel cell assembly to position the fuel cell assembly;
The lower end face of the hydraulic bearing plate is connected with the hydraulic driving component, and the hydraulic bearing plate is rotationally connected to the base so as to adjust the position of the hydraulic driving component relative to the base;
The hydraulic drive member is for applying a pressing force to the fuel cell assembly.
In an alternative embodiment of the present invention,
The fuel cell test fixture comprises an upper end cover and a pressure bearing plate;
The pressure bearing plate cover is arranged on the fuel cell assembly, and the upper end cover is arranged on the pressure bearing plate;
The top surface of the upper end cover is downwards sunken to form a pressing groove, and the pressing groove is used for the driving end of the hydraulic driving component to extend in, so that the pressing force generated by the hydraulic driving component acts on the fuel cell assembly through the upper end cover and the pressure bearing plate.
In an alternative embodiment of the present invention,
The bottom surface of the upper end cover is provided with a pressure detection component which is used for detecting the compaction force applied by the pressure bearing plate;
The pressure detection assembly comprises a first pressure sensor, a second pressure sensor, a third pressure sensor and a fourth pressure sensor, and the first pressure sensor, the second pressure sensor, the third pressure sensor and the fourth pressure sensor are symmetrically arranged on the bottom surface of the upper end cover in an array manner;
The top surface of upper end cover is provided with first pressure display screen, second pressure display screen, third pressure display screen and fourth pressure display screen, is used for showing respectively first pressure sensor, second pressure sensor, third pressure sensor and fourth pressure sensor's pressure reading.
In an alternative embodiment of the present invention,
The fuel cell test fixture further includes a cell positioning member;
The cell positioning member is disposed through the fuel cell assembly, and the lower clamp positioning member is capable of extending into the cell positioning member.
In an alternative embodiment of the present invention,
The bottom surface of pressure bearing plate is provided with the anchor clamps locating member, go up anchor clamps locating member and can stretch into in the battery locating member.
In an alternative embodiment of the present invention,
The lower clamp positioning member includes a first lower clamp positioning pin and a second lower clamp positioning pin, the first lower clamp positioning pin and the second lower clamp positioning pin being arranged centrally symmetrically with respect to an axis of the fuel cell assembly;
the upper clamp positioning member includes a first upper clamp positioning pin and a second upper clamp positioning pin, the first upper clamp positioning pin and the second upper clamp positioning pin being arranged centrally symmetrically with respect to an axis of the fuel cell assembly;
The cell positioning member includes a first cell positioning pin and a second cell positioning pin, which are arranged centrally symmetrically with respect to an axis of the fuel cell assembly.
In an alternative embodiment of the present invention,
The fuel cell test fixture further comprises a hydraulic support column;
The hydraulic support column is arranged on the base, the hydraulic support plate is provided with a through hole, and the hydraulic support column penetrates through the through hole so that the hydraulic support plate can rotate around the hydraulic support column;
the top of hydraulic support column has the end cover, the end cover has the location draw-in groove of opening downwardly, hydraulic pressure bearing plate is provided with the location arch, the location arch can stretch into in the location draw-in groove.
In an alternative embodiment of the present invention,
The hydraulic bearing plate is provided with a motor component which is used for controlling the lifting of the hydraulic driving component;
the base is provided with a controller, and the controller is used for controlling the work of the motor component.
In an alternative embodiment of the present invention,
The base is provided with a hydrogen inlet, a hydrogen outlet, a liquid inlet, a liquid outlet, an air inlet and an air outlet and is used for being connected with a pipeline corresponding to the test bench.
In an alternative embodiment of the present invention,
The fuel cell assembly comprises an anode insulating plate, an anode current collecting plate, an anode carbon plate, an anode flow field plate, a cathode carbon plate, a cathode current collecting plate and a cathode insulating plate which are sequentially stacked from top to bottom.
According to the fuel cell testing clamp provided by the utility model, the hydraulic bearing plate is rotated to the position convenient for installing the fuel cell assembly, the fuel cell assembly is positioned on the base through the lower clamp positioning member on the base, after the positioning and the installation are finished, the hydraulic bearing plate is rotated to the position of the hydraulic driving member right above the fuel cell assembly, the hydraulic driving member applies the pressing force to the fuel cell assembly, the fuel cell assembly is clamped for testing, when the fuel cell assembly is required to be disassembled for testing, the hydraulic bearing plate is rotated to the position convenient for disassembling the fuel cell assembly, the use is more convenient, the disassembling and assembling time is short, the hydraulic control has the advantages of high applicability and free control, a test bench is not required to provide a high-pressure air source, and the technical problems that the manual assembling operation of the fuel cell testing clamp in the prior art is complex, the uniformity of the pressing force cannot be ensured, and the pressing force cannot be flexibly adjusted are solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of an overall structure of a fuel cell test fixture according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of an overall structure of a fuel cell testing fixture according to an embodiment of the present utility model under another view angle;
fig. 3 is a schematic diagram of the overall structure of the fuel cell testing fixture according to the embodiment of the utility model.
Icon: 1-a hydraulic bearing plate; 2-a hydraulic cylinder; 3-a hydraulic column; 4-hydraulic support columns; 5-a first pressure display screen; 6-a second pressure display screen; 7-a third pressure display screen; 8-a fourth pressure display screen; 9-an upper end cap; 10-a first pressure sensor; 11-a second pressure sensor; 36-a third pressure sensor; 37-fourth pressure sensor; 12-a pressure bearing plate; 13-a first upper clamp locating pin; 14-a second upper clamp locating pin; 25-a first lower clamp locating pin; 26-a second lower clamp locating pin; 15-an anode insulating plate; 16-an anode current collector plate; 17-anode carbon plate; 18-an anode flow field plate; 19-a first battery locator pin; 20-a second battery locating pin; 21-a cathode flow field plate; 22-cathode carbon plate; 23-cathode current collector plate; 24-cathode insulating plate; 27-a base; 28-hydrogen inlet; 29-a liquid outlet; 30 air outlet; 31-positioning clamping grooves; 32-a compaction groove; 33-hydrogen outlet; 34-liquid inlet; 35-an air inlet; 38-a motor member; 39-a controller; 40-control switch.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, fig. 2 and fig. 3, the fuel cell test fixture provided in this embodiment can be used for fast positioning and installing a fuel cell assembly, and the pressing force to the fuel cell assembly is more uniform, specifically includes: a hydraulic load bearing plate 1, a hydraulic drive member, a base 27 and a lower clamp positioning member.
The fuel cell assembly specifically includes an anode insulating plate 15, an anode current collecting plate 16, an anode carbon plate 17, an anode flow field plate 18, a cathode flow field plate 21, a cathode carbon plate 22, a cathode current collecting plate 23 and a cathode insulating plate 24, which are sequentially stacked from top to bottom, and since the overall structure of the fuel cell assembly is a technology well known in the art, detailed description of the specific structure and the installation method of the fuel cell assembly is omitted herein.
The base 27 is used for supporting the fuel cell assembly, and the base 27 is provided with a lower clamp positioning member, namely, the lower clamp positioning member is fixedly connected to the base 27 and extends into the fuel cell assembly, so that the fuel cell assembly can be positioned.
The lower terminal surface of hydraulic pressure bearing plate 1 is connected with hydraulic drive component, and hydraulic drive component is used for applys the packing force to the fuel cell module, and hydraulic drive component specifically includes hydraulic cylinder 2 and hydraulic ram 3, and hydraulic cylinder 2 is fixed on the lower terminal surface of hydraulic pressure bearing plate 1, installs hydraulic ram 3 in hydraulic cylinder 2, and hydraulic ram 3 goes up and down the removal along with the liquid pressure in the hydraulic cylinder, when needs compress tightly the fuel cell module, hydraulic ram 3 down moves, provides the packing force for the fuel cell module, otherwise, hydraulic ram 3 upwards moves, removes the packing force to the fuel cell module.
The hydraulic bearing plate 1 is rotatably connected to the base 27 to adjust the position of the hydraulic driving member relative to the base 27, specifically, a rotation shaft may be fixedly mounted on the base 27, and the hydraulic bearing plate 1 is sleeved on the rotation shaft to rotate the hydraulic bearing plate 1 around the rotation shaft.
The fuel cell test fixture provided by the embodiment rotates the hydraulic bearing plate 1 to the position where the fuel cell assembly is convenient to install, the fuel cell assembly is positioned on the base 27 through the lower fixture positioning member on the base 27, after the fuel cell assembly is positioned and installed, the hydraulic bearing plate 1 is rotated to the position where the hydraulic driving member is positioned right above the fuel cell assembly, the hydraulic driving member applies the pressing force to the fuel cell assembly, the fuel cell assembly is clamped for testing, when the fuel cell assembly is required to be disassembled after the testing, the hydraulic bearing plate 1 is rotated to the position where the fuel cell assembly is convenient to disassemble, the use is more convenient, the disassembly time is short, the hydraulic control has the advantages of high applicability and free control, a test bench is not required to provide a high-pressure air source, and the technical problems that the manual assembly operation of the fuel cell test fixture in the prior art is complex, the uniformity of the pressing force cannot be ensured, and the pressing force cannot be flexibly adjusted are solved.
On the basis of the above embodiment, in an alternative implementation manner, the fuel cell testing fixture provided in this embodiment includes an upper end cover 9 and a pressure bearing plate 12; the pressure bearing plate 12 is covered on the fuel cell assembly, and the upper end cover 9 is covered on the pressure bearing plate 12; the top surface of the upper end cover 9 is downwardly recessed to form a pressing groove 32, and the pressing groove 32 is used for allowing the driving end of the hydraulic driving member to extend in, so that the pressing force generated by the hydraulic driving member acts on the fuel cell assembly through the upper end cover 9 and the pressure bearing plate 12.
Specifically, the upper end cap 9 is stacked on the pressure bearing plate 12, and the center position of the top surface of the upper end cap 9 is recessed downward to form a pressing groove 32, and when the hydraulic driving member applies a pressing force to the fuel cell assembly, the hydraulic column 3 extends into the pressing groove 32, and the bottom of the pressing groove 32 is in contact with the end face of the hydraulic column 3.
In an alternative embodiment, the bottom surface of the upper end cover 9 is provided with a pressure detection assembly, and the pressure detection assembly is used for detecting the pressing force applied by the pressure bearing plate 12; the pressure detecting assembly may include a plurality of pressure sensors, the specific number of which is selected according to actual conditions, and preferably, in order to more accurately detect the pressing force to the fuel cell assembly, the pressure detecting assembly includes four pressure sensors, specifically, the pressure detecting assembly includes a first pressure sensor 10, a second pressure sensor 11, a third pressure sensor 36 and a fourth pressure sensor 37, and the first pressure sensor 10, the second pressure sensor 11, the third pressure sensor 36 and the fourth pressure sensor 37 are arranged in an array symmetry on the bottom surface of the upper end cap 9.
The top surface of upper end cover 9 is provided with first pressure display screen 5, second pressure display screen 6, third pressure display screen 7 and fourth pressure display screen 8, and first pressure display screen 5, second pressure display screen 6, third pressure display screen 7 and fourth pressure display screen 8 are connected with first pressure sensor 10, second pressure sensor 11, third pressure sensor 36 and fourth pressure sensor 37 electricity respectively, can know the pressure detection numerical value of first pressure sensor 10, second pressure sensor 11, third pressure sensor 36 and fourth pressure sensor 37 through first pressure display screen 5, second pressure display screen 6, third pressure display screen 7 and fourth pressure display screen 8.
In an alternative embodiment, the fuel cell test fixture further comprises a cell positioning member; the cell positioning member is provided to penetrate the fuel cell assembly, and the lower clamp positioning member is capable of extending into the cell positioning member to position the fuel cell assembly on the base 27 by the cooperation of the cell positioning member and the lower clamp positioning member.
As an embodiment capable of realizing connection between the battery positioning member and the lower fixture positioning member, the battery positioning member may be provided as a positioning cylinder, the positioning cylinder is installed in a through hole formed in the fuel cell assembly, the lower fixture positioning member is correspondingly provided as a positioning pin, and the positioning pin extends into the positioning cylinder, so that the fuel cell assembly can be positioned on the base 27.
In an alternative embodiment, the bottom surface of the pressure-bearing plate 12 is provided with an upper clamp positioning member that can extend into the cell positioning member to position the pressure-bearing plate 12 on the fuel cell assembly by cooperation of the cell positioning member with the upper clamp positioning member.
In an alternative embodiment, the lower clamp positioning member includes a first lower clamp positioning pin 25 and a second lower clamp positioning pin 26, the first lower clamp positioning pin 25 and the second lower clamp positioning pin 26 being arranged centrally symmetrically with respect to the axis of the fuel cell assembly, i.e. the first lower clamp positioning pin 25 and the second lower clamp positioning pin 26 are diagonally arranged.
The upper clamp positioning member includes a first upper clamp positioning pin 13 and a second upper clamp positioning pin 14, and the first upper clamp positioning pin 13 and the second upper clamp positioning pin 14 are arranged symmetrically with respect to the axial center of the fuel cell assembly, i.e., the first upper clamp positioning pin 13 and the second upper clamp positioning pin 14 are disposed diagonally.
The cell positioning member includes a first cell positioning pin 19 and a second cell positioning pin 20, the first cell positioning pin 19 and the second cell positioning pin 20 being arranged centrally symmetrically with respect to the axis of the fuel cell assembly, i.e. the first cell positioning pin 19 and the second cell positioning pin 20 are arranged diagonally.
It should be noted that the lower fixture positioning member can also be set as four fixture positioning pins, the corresponding battery positioning member is set as four battery positioning pins, the upper fixture positioning member can also be set as four fixture positioning pins, the four fixture positioning pins and the four battery positioning pins are arranged in a symmetrical array, and the positioning is more stable.
In an alternative embodiment, the fuel cell test fixture further comprises a hydraulic support column 4; the hydraulic support column 4 is arranged on the base 27, the hydraulic bearing plate 1 is provided with a through hole, and the hydraulic support column 4 passes through the through hole so that the hydraulic bearing plate 1 can rotate around the hydraulic support column 4, and the hydraulic bearing plate 1 can rotate freely.
The top of the hydraulic support column 4 is provided with an end cover, the end cover is provided with a positioning clamping groove 31 with a downward opening, the hydraulic bearing plate 1 is provided with a positioning bulge, and the positioning bulge can extend into the positioning clamping groove 31; specifically, the hydraulic support column 4 has a rotating section with an outer diameter smaller than that of other parts, the rotating section passes through the through hole in the hydraulic support plate 1, so that the hydraulic support plate 1 rotates around the rotating section, the length of the rotating section is larger than the thickness of the hydraulic support plate 1, the hydraulic support plate 1 can move up and down freely on the rotating section, and when the hydraulic column 3 applies a pressing force to the fuel cell assembly, the fuel cell assembly applies a supporting force to the hydraulic support plate 1, namely, the positioning protrusion can extend into the positioning clamping groove 31, so that the hydraulic support plate 1 is fixed.
In an alternative embodiment, the hydraulic load bearing plate 1 is provided with a motor member 38, the motor member 38 being used to control the lifting of the hydraulic drive member; the base 27 is provided with a controller 39, and the controller 39 is used for controlling the operation of the motor member 38, and it should be noted that the controller 39 is electrically connected with the pressure display screen.
In an alternative embodiment, the base 27 is provided with a hydrogen inlet 28, a hydrogen outlet 33, a liquid inlet 34, a liquid outlet 29, an air inlet 35 and an air outlet for connection with corresponding tubing of the test bench.
Before sample loading, the fuel cell test fixture provided in this embodiment connects the hydrogen inlet 28, the hydrogen outlet 33, the liquid inlet 34, the liquid outlet 29, the air inlet 35 and the air outlet with corresponding pipelines of the test bench. When the sample is loaded, the hydraulic bearing plate 1 can be rotated firstly, so that the hydraulic driving component is turned to one side for sample loading, firstly, the cathode insulating plate 24, the cathode collecting plate 23, the cathode carbon plate 22 and the cathode flow field plate 21 are positioned on the first lower clamp positioning pin 25 and the second lower clamp positioning pin 26 through hole positions and battery positioning pins on the cathode insulating plate, then, the sample membrane electrode is placed on the cathode flow field plate 21, then, the anode flow field plate 18, the anode carbon plate 17, the anode collecting plate 16 and the anode insulating plate 15 are fixed through the battery positioning pins, then, the pressure bearing plate 12 and the upper end cover 9 are positioned on the first battery positioning pin 19 and the second battery positioning pin 20 through the first upper clamp positioning pin 13 and the second upper clamp positioning pin 14, then, the hydraulic bearing plate 1 is rotated to the position above the pressing groove 32, the control switch 40 is started to press the hydraulic column 3 on the pressing groove 32 through hydraulic pressure, when the pressure reaches a certain force, the positioning protrusions at the rear end of the hydraulic bearing plate 1 are inserted into the positioning clamp grooves 31 to fix the positioning clamp, and four pressure sensors are stressed so that signals are transmitted to four pressure display screens, and the pressure display screens can be flexibly and conveniently loaded.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. A fuel cell test fixture, comprising: the hydraulic support plate (1), a hydraulic driving member, a base (27) and a lower clamp positioning member;
The base (27) is used for supporting a fuel cell assembly, and the base (27) is provided with the lower clamp positioning member which extends into the fuel cell assembly to position the fuel cell assembly;
the lower end face of the hydraulic bearing plate (1) is connected with the hydraulic driving component, and the hydraulic bearing plate (1) is rotatably connected to the base (27) so as to adjust the position of the hydraulic driving component relative to the base (27);
The hydraulic drive member is for applying a pressing force to the fuel cell assembly.
2. The fuel cell testing jig according to claim 1, wherein,
The fuel cell testing clamp comprises an upper end cover (9) and a pressure bearing plate (12);
the pressure bearing plate (12) is covered on the fuel cell assembly, and the upper end cover (9) is covered on the pressure bearing plate (12);
The top surface of the upper end cover (9) is downwards sunken to form a pressing groove (32), the pressing groove (32) is used for the driving end of the hydraulic driving component to extend in, so that the pressing force generated by the hydraulic driving component acts on the fuel cell assembly through the upper end cover (9) and the pressure bearing plate (12).
3. The fuel cell testing jig according to claim 2, wherein,
The bottom surface of the upper end cover (9) is provided with a pressure detection component which is used for detecting the compaction force applied by the pressure bearing plate (12);
The pressure detection assembly comprises a first pressure sensor (10), a second pressure sensor (11), a third pressure sensor (36) and a fourth pressure sensor (37), and the first pressure sensor (10), the second pressure sensor (11), the third pressure sensor (36) and the fourth pressure sensor (37) are symmetrically arranged on the bottom surface of the upper end cover (9) in an array manner;
The top surface of upper end cover (9) is provided with first pressure display screen (5), second pressure display screen (6), third pressure display screen (7) and fourth pressure display screen (8), is used for showing respectively first pressure sensor (10), second pressure sensor (11), third pressure sensor (36) and fourth pressure sensor (37) pressure reading.
4. The fuel cell testing jig according to claim 2, wherein,
The fuel cell test fixture further includes a cell positioning member;
The cell positioning member is disposed through the fuel cell assembly, and the lower clamp positioning member is capable of extending into the cell positioning member.
5. The fuel cell testing jig according to claim 4, wherein,
The bottom surface of the pressure bearing plate (12) is provided with an upper clamp positioning member which can extend into the battery positioning member.
6. The fuel cell testing jig according to claim 5, wherein,
The lower clamp positioning member includes a first lower clamp positioning pin (25) and a second lower clamp positioning pin (26), the first lower clamp positioning pin (25) and the second lower clamp positioning pin (26) being arranged centrally symmetrically with respect to an axis of the fuel cell assembly;
The upper clamp positioning member includes a first upper clamp positioning pin (13) and a second upper clamp positioning pin (14), the first upper clamp positioning pin (13) and the second upper clamp positioning pin (14) being arranged centrally symmetrically with respect to an axis of the fuel cell assembly;
The cell positioning member includes a first cell positioning pin (19) and a second cell positioning pin (20), the first cell positioning pin (19) and the second cell positioning pin (20) being arranged centrally symmetrically with respect to an axis of the fuel cell assembly.
7. The fuel cell testing jig according to claim 1, wherein,
The fuel cell test fixture further comprises a hydraulic support column (4);
The hydraulic support column (4) is arranged on the base (27), the hydraulic support plate (1) is provided with a through hole, and the hydraulic support column (4) passes through the through hole so that the hydraulic support plate (1) can rotate around the hydraulic support column (4);
The top of hydraulic support column (4) has the end cover, the end cover has opening location draw-in groove (31) down, hydraulic pressure bearing plate (1) are provided with the location arch, the location arch can stretch into in location draw-in groove (31).
8. The fuel cell testing jig according to claim 1, wherein,
The hydraulic bearing plate (1) is provided with a motor component (38), and the motor component (38) is used for controlling the lifting of the hydraulic driving component;
A controller (39) is arranged on the base (27), and the controller (39) is used for controlling the operation of the motor component (38).
9. The fuel cell testing jig according to claim 1, wherein,
The base (27) is provided with a hydrogen inlet (28), a hydrogen outlet (33), a liquid inlet (34), a liquid outlet (29), an air inlet (35) and an air outlet, and is used for being connected with a pipeline corresponding to the test bench.
10. The fuel cell testing jig according to any one of claims 1 to 9, wherein,
The fuel cell assembly comprises an anode insulating plate (15), an anode current collecting plate (16), an anode carbon plate (17), an anode flow field plate (18), a cathode flow field plate (21), a cathode carbon plate (22), a cathode current collecting plate (23) and a cathode insulating plate (24) which are sequentially stacked from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648051.2U CN220854416U (en) | 2023-09-27 | 2023-09-27 | Fuel cell test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322648051.2U CN220854416U (en) | 2023-09-27 | 2023-09-27 | Fuel cell test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220854416U true CN220854416U (en) | 2024-04-26 |
Family
ID=90777878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322648051.2U Active CN220854416U (en) | 2023-09-27 | 2023-09-27 | Fuel cell test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220854416U (en) |
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2023
- 2023-09-27 CN CN202322648051.2U patent/CN220854416U/en active Active
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